Which is used to cool the hot substances becuause of its

Agas is contained in a vertical, frictionless piston–cylinder device. the piston has a mass of 3.2 kg and a cross-sectional area of 35 cm2. a compressed spring above the piston exerts a force of 190 n on the piston. if the atmospheric pressure is 95 kpa, determine the pressure inside the cylinder.

For which pair of objects would adding the same a

The air that we breath is made mostly of which gaseous molecule